NSN 3040-00-658-0621 SMB187156, SM-B-187156, 55694
Product Details | SHOULDERED SHAFT
3040-00-658-0621 A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.
Part Alternates: SMB187156, SM-B-187156, 55694, 3040-00-658-0621, 00-658-0621, 3040006580621, 006580621
Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | 01 JAN 1963 | 00-658-0621 | 22914 ( SHAFT, SHOULDERED ) |
Drawings & Photos | NSN 3040-00-658-0621
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Technical Data | NSN 3040-00-658-0621
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| FIRST END STYLE | 1 PLAIN |
| FIRST END DIAMETER | 0.2500 INCHES NOMINAL |
| END SIMILARITY | NOT IDENTICAL |
| SECOND END STYLE | 1 PLAIN |
| SECOND END DIAMETER | 0.2500 INCHES NOMINAL |
| LARGEST STEP DIAMETER | 0.438 INCHES NOMINAL |
| OVERALL LENGTH | 1.406 INCHES NOMINAL |
| STEP QUANTITY | 3 |
| III FSC APPLICATION DATA | TELETYPE AND FACSIMILE EQUIPMENT |
Restrictions/Controls & Freight Information | NSN 3040-00-658-0621
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 116250 | TYPEWRITERS/TELETYPEWRITERS/PARTS |
| Less than car load rating | ||
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 734 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | H | Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |